Manual entry / curation is a structured community or manufacturer source ingested into the Apex vehicle specification database. It contributes 6 active rows covering hand-curated reference records.
Licensed under CC-BY-4.0. Attribution is required; no share-alike restriction. Apex credits this source on every provenance row.
Hand-curated reference records
Tier
Silver tier — corroborated / structured
Corroborated or structured-but-non-primary data. Community knowledge graphs and encyclopaedic infoboxes score PCAF DQ 3; manufacturer press (factual specifications only) scores DQ 2, as the OEM is the primary source for its own published specs.
Row count (active)
6
Active, non-superseded provenance rows in the current snapshot
Variants touched
6
Distinct vehicle variants carrying at least one value from this source
Source type
Hand-curated
Hand-curated reference records vetted by the Apex team.
PCAF DQ score
DQ 2–3 (manufacturer-press DQ 2; corroborated DQ 3)
Default data-quality score for provenance rows from this source tier
Source code
manual
Used in the provenance table and API responses
https://apex-db.org/docs/sources#manual
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reference
Sources & licensing reference
Full table of commercial-use and licence-review sources
provenance
Provenance model
How source codes, URLs, confidence, and effective flags are attached to values
coverage
Coverage matrix
Per-field coverage across segments with PCAF DQ scores